56.9k views
4 votes
Let h(x)=2x+5, g(x)=8−3x. What is the value of h(g(1.5))?

User Gwilym
by
7.9k points

1 Answer

2 votes

So your equation is a composite function. It means to plug 1.5 as x into g(x), then the answer you get for that, plug into h(x).

So.

g(1.5)=8-3(1.5)

=8-4.5

=3.5

Then.

H(3.5)=2x+5

=2(3.5)+5

=7+5=12

Your final answer is 12.

User JoaoLopesF
by
7.5k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories